catch email from route query

frontend/src/components/GddSend/TransactionForm.vue

@@ -160,13 +160,14 @@ export default {
   },
   props: {
     balance: { type: Number, default: 0 },
+    email: { type: String, default: null },
   },
   data() {
     return {
       amountFocused: false,
       emailFocused: false,
       form: {
-        email: '',
+        email: this.email ? this.email : '',
         amount: '',
         memo: '',
         amountValue: 0.0,

frontend/src/pages/Send.vue

@@ -3,7 +3,11 @@
     <b-container>
       <gdd-send :currentTransactionStep="currentTransactionStep" class="pt-3 ml-2 mr-2">
         <template #transactionForm>
-          <transaction-form :balance="balance" @set-transaction="setTransaction"></transaction-form>
+          <transaction-form
+            :balance="balance"
+            @set-transaction="setTransaction"
+            :email="$route.query.email"
+          ></transaction-form>
         </template>
         <template #transactionConfirmationSend>
           <transaction-confirmation-send